1202331403 has 12 divisors (see below), whose sum is σ = 1487924688. Its totient is φ = 951294240.

The previous prime is 1202331397. The next prime is 1202331421. The reversal of 1202331403 is 3041332021.

It is not a de Polignac number, because 1202331403 - 2⁹ = 1202330891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202331433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 506988 + ... + 509353.

It is an arithmetic number, because the mean of its divisors is an integer number (123993724).

Almost surely, 2^1202331403 is an apocalyptic number.

1202331403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1202331403 is a deficient number, since it is larger than the sum of its proper divisors (285593285).

1202331403 is a wasteful number, since it uses less digits than its factorization.

1202331403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016374 (or 1016361 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1202331403 is about 34674.6507264313. The cubic root of 1202331403 is about 1063.3463143650.

Adding to 1202331403 its reverse (3041332021), we get a palindrome (4243663424).

The spelling of 1202331403 in words is "one billion, two hundred two million, three hundred thirty-one thousand, four hundred three".